Zonneschijn — 2025
| Month | Zuidplas | Capelle aan den IJssel | Difference |
|---|---|---|---|
| Jan | 94.8 uren | – | – |
| Feb | 146.1 uren | – | – |
| Mar | 304.2 uren | – | – |
| Apr | 325.4 uren | – | – |
| May | 378.8 uren | – | – |
| Jun | 396.8 uren | – | – |
| Jul | 386.7 uren | – | – |
| Aug | 345.9 uren | – | – |
| Sep | 273.7 uren | – | – |
| Oct | 151.3 uren | – | – |
| Nov | 120.4 uren | – | – |
| Dec | 96.5 uren | – | – |